import turtle as t
t.bgcolor("black")
colors = ["red","yellow","blue","green"]
name = t.textinput("输入你的名字","你的名字？")
for x in range(100):
    t.pencolor(colors[x%4])
    t.penup()
    t.fd(x*4)
    t.pendown()
    t.write(name,font = ("微软雅黑",int((x+4)/4),"bold"))
    t.left(92)
